/*******************************************************************************
 * Copyright 2014 United States Government as represented by the
 * Administrator of the National Aeronautics and Space Administration.
 * All Rights Reserved.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/
package gov.nasa.ensemble.common.preferences;

import org.eclipse.core.runtime.Plugin;
import org.eclipse.core.runtime.preferences.DefaultScope;
import org.eclipse.core.runtime.preferences.IEclipsePreferences;
import org.eclipse.core.runtime.preferences.IScopeContext;
import org.eclipse.core.runtime.preferences.InstanceScope;

public class PreferenceUtils {

	/**
	 * Return the IEclipsePreferences node associated with this store.
	 * 
	 * @return the preference node for this store
	 */
	public static IEclipsePreferences getPreferences(IScopeContext context, Plugin plugin) {
		return context.getNode(getSymbolicName(plugin));
	}
	
	public static IScopeContext getDefaultScope() {
		return DefaultScope.INSTANCE;
	}

	public static IScopeContext getInstanceScope() {
		return InstanceScope.INSTANCE;
	}
	
	public static IEclipsePreferences getPreferences(Plugin plugin) {
		return getInstanceScope().getNode(getSymbolicName(plugin));
	}
	
	public static String getSymbolicName(Plugin plugin) {
		return plugin.getBundle().getSymbolicName();
	}
	
}
